JPEG library: Denial of Service

1. Gentoo Linux Security Advisory

Advisory Reference	GLSA 200606-11 / jpeg
Release Date	June 11, 2006
Latest Revision	July 29, 2006: 02
Impact	normal
Exploitable	remote

Package	Vulnerable versions	Unaffected versions	Architecture(s)
media-libs/jpeg	< 6b-r7	>= 6b-r7	All supported architectures

Related bugreports: #130889

Synopsis

The JPEG library is vulnerable to a Denial of Service.

2. Impact Information

Background

The JPEG library is able to load, handle and manipulate images in the JPEG format.

Description

Tavis Ormandy of the Gentoo Linux Auditing Team discovered that the vulnerable JPEG library ebuilds compile JPEG without the --maxmem feature which is not recommended.

Impact

By enticing a user to load a specially crafted JPEG image file an attacker could cause a Denial of Service, due to memory exhaustion.

3. Resolution Information

Workaround

There is no known workaround at this time.

Resolution

JPEG users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=media-libs/jpeg-6b-r7"

4. References

CVE-2006-3005

Page updated June 11, 2006

Summary: This is a Gentoo Linux Security Advisory

Security Team
Contact Address

Donate to support our development efforts.